19/03/2020 Approximations and Estimations(Study by Topics Junior Class) 0Comments by Gate Academy Welcome to your Approximations and Estimations(Study by Topics Junior Class) NAME EMAIL PHONE NUMBER 1. Express 156 to the nearest 101651751501602. Round to the nearest tenths place:78.539 78.578.678.5378.543. Express 9126 to the nearest thousand.10000912091000910090004. Find the estimated answers of the equation :0.1410.1550.25. Calculate to 3 s.f0.1750.1230.2140.3116. Write 0.3741 to 2 decimal places0.3740.420.40.377. Calculate the approximate cost of 128 books at N450.50 each57,500.0057,664.0058,500.0058,000.008. Estimate the value of 404770349. You want to buy carpet for two rooms. The first is 3.2m by 2.7m. The second is smaller, 1.16m by 2.5m. How much carpet do you need to buy to be sure of having enough for both rooms?11.54 m²11.09 m²12 m²12.45 m²10. Approximate 12256 to 3 significant figures.1226012.3123001221220011. Correct each of the numbers 38.7152 and 0.05381 to two significant figures and find their product, correct to two significant figures0.212.11.92.012. Evaluate 4512/0.05 correct to three significant figures9020090290209024013. Find the estimated answers of the equation :98.51 ÷ 25.43.88344.5614. The area of a rectangle is 65.69 cm², if the length is 10.12 cm, calculate the width correct to 2 dp5.59 cm6.50 cm5.74 cm6.49 cm15. Find correct to one decimal place 0.31744 ÷ 0.04078.07.90.87.816. A lorry driver makes journeys of 78 miles, 215 miles, 409 miles and 108 miles. What is the total distance traveled? Round to the nearest tens. Round to the nearest 10.610 miles1,010 miles710 miles810 miles17. Calculate the approximate cost of 15 mobile phones at $102.99 each$1500.00$1496.86$1544.85$1566.9818. Find the estimated answers of the equation :87.577.4807519. Write 3.8451 to 2 decimal places3.904.003.8453.8520. A price of unleaded petrol is N97 per litre. A company buys 692 litres, calculate the estimated amountN68,000N67,124N70,000N65,00021 out of 20Time is Up!